diff --git a/elf/dl-lookup.c b/elf/dl-lookup.c
index 7ceffa23e1..a1a964fa6a 100644
--- a/elf/dl-lookup.c
+++ b/elf/dl-lookup.c
@@ -130,7 +130,7 @@ _dl_lookup_symbol (const char *undef_name, const ElfW(Sym) **ref,
       }
 
   if (weak_value.s == NULL &&
-      !*ref || ELFW(ST_BIND) ((*ref)->st_info) != STB_WEAK)
+      (*ref == NULL || ELFW(ST_BIND) ((*ref)->st_info) != STB_WEAK))
     {
       /* We could find no value for a strong reference.  */
       const char msg[] = "undefined symbol: ";